Tehran chess championship boy -14

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50 players participated in this 7-round tournament, held from 24 Aug 2025 to 29 Aug 2025 in Tehran, Iran. Top 10 Elo average was 1620, and top seed was Mohammaddariush Aminalroaya (🇮🇷 IRI, 1744).

Arya Pejhan (🇮🇷 IRI, 1608) won with 6.0/7, ahead of Ilia Azimian Ghahremanloo (5.5) and Mohammad Aeen Kalhori (5.5). Pejhan clinched sole first place in the final round.

The biggest upset came in round 7: Mohammad Aeen Kalhori (1449) beat Mohammaddariush Aminalroaya (1744), a +295-point gap.

Location

🇮🇷Tehran, Iran

Dates

24 Aug 2025 → 29 Aug 2025

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 7 rounds

Top seed

🇮🇷Mohammaddariush Aminalroaya1744

Avg top 10

1,620

Participants

Federations · 1 represented

🇮🇷Iran×36

Top 3

🥇
Arya Pejhan
🇮🇷IRI·1608
6.0pts·1821perf+52.8
🥈
Ilia Azimian Ghahremanloo
🇮🇷IRI·1672
5.5pts·1760perf+28.0
🥉
Mohammad Aeen Kalhori
🇮🇷IRI·1449
5.5pts·1708perf+52.8

How it unfolded

Top 6 · 7 rounds

Arya Pejhan led from R7; +0.5-point edge over the runner-up. Title race converged from 6 co-leaders at R4 to 1 by R7.

Co-leaders

Pejhan6Azimian Ghahremanloo5.5Aghazadeh5.5Kalhori5.5Hashemi5Sohrabi5

R7–R7 · LEAD HELD

Arya Pejhan held the sole lead from R7 through R7 without losing it.

WIN STREAKS · 2 top finishers

Arya Pejhan 4 wins (R4–R7)Ilia Azimian Ghahremanloo 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Arya Pejhan	*	—	—	—
2Ilia Azimian Ghahremanloo	—	*	—	1
3Arvin Aghazadeh	—	—	*	—
4Mohammad Aeen Kalhori	—	0	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Pejhan, Arya	1608	IRI	+46N	+17B	−5N	+19B	+18N	+21B	+6B	6.0	25.5	27.5	22.50	1821	+52.8
2	Azimian Ghahremanloo, Ilia	1672	IRI	+49B	+3N	+10B	−8N	+15B	=6N	+7B	5.5	29.0	29.5	22.00	1760	+28.0
3	Kalhori, Mohammad Aeen	1449	IRI	+12N	−2B	+33N	+37B	=11N	+29B	+5N	5.5	25.5	27.5	19.75	1708	+52.8
4	Aghazadeh, Arvin	1473	IRI	+39B	=7N	+30B	+29N	−6B	+10N	+13B	5.5	25.0	27.0	19.50	1717	+62.8
5	Aminalroaya, Mohammaddariush	1744	IRI	+25B	+14N	+1B	=6N	+8B	=7N	−3B	5.0	31.0	34.5	24.00	1675	-16.4
6	Sohrabi, Radin	1678	IRI	+38N	+18B	+20N	=5B	+4N	=2B	−1N	5.0	30.0	32.0	20.75	1715	+12.4
7	Hashemi, Seyed Mohammadarmin	1654	IRI	+45N	=4B	+11N	+22B	+21N	=5B	−2N	5.0	27.5	29.5	18.75	1689	+13.6
8	Badali Melkonians, Emil	1630	IRI	+23B	+15N	=29N	+2B	−5N	=9B	+16B	5.0	27.0	30.0	21.00	1637	+3.6
9	Shirkoohi, Arash	1445	IRI	=16B	=30N	+34B	+44N	=10B	=8N	+17B	5.0	23.5	25.5	17.25	1666	+35.2
10	Ameri Sefide, Vala	1560	IRI	+19N	+33B	−2N	+17B	=9N	−4B	+22N	4.5	27.5	30.5	17.00	1489	-19.2
11	Sohrabi, Arian	1521	IRI	+36B	+44N	−7B	+27N	=3B	−13N	+25B	4.5	24.5	26.5	14.25	1235	-40.0
12	Rokouei, Armin	0	IRI	−3B	+25N	−15B	+43N	=14B	+30N	+24B	4.5	24.0	26.0	14.25	1337	0.0
13	Mohagheghi, Arash	1427	IRI	+35N	=21B	−31N	+30B	+20N	+11B	−4N	4.5	23.5	26.5	16.25	1618	+40.8
14	Hosseintehrani, Mahan	1483	IRI	+47N	−5B	−19N	+42B	=12N	+38B	+23N	4.5	21.0	22.0	10.75	945	0.0
15	Moradi, Mohsen	1436	IRI	+40N	−8B	+12N	+20B	−2N	=23B	=29N	4.0	25.5	27.5	13.75	1506	+12.0
16	Roshani, Roham	0	IRI	=9N	+28B	−21N	=24N	+27B	+18B	−8N	4.0	24.5	28.0	15.25	1454	0.0
17	Hemmati, Houmaan	1431	IRI	+41B	−1N	+32B	−10N	+44B	+26N	−9N	4.0	24.0	26.0	10.50	1441	+1.6
18	Alimohammadi, Yona	1493	IRI	+48B	−6N	+43B	+23N	−1B	−16N	+32B	4.0	23.5	24.5	9.50	843	-24.0
19	Hatami, Nariman	0	IRI	−10B	+39N	+14B	−1N	−26B	+37N	+41B	4.0	22.5	24.5	10.50	1337	0.0
20	Khosravi Moghadam, Roham	1542	IRI	+32B	+43N	−6B	−15N	−13B	+47N	+42B	4.0	20.5	21.5	8.00	713	-64.8
21	Barati, Amirali	1559	IRI	+34B	=13N	+16B	+31N	−7B	−1N	F	3.5	25.5	25.5	12.25	1288	-39.6
22	Khademi, Artin	1418	IRI	=31B	+24N	+26B	−7N	−29B	+41N	−10B	3.5	22.5	24.5	10.50	1531	+36.4
23	Fathabadi, Arsham	0	IRI	−8N	+35B	+41N	−18B	+?B	=15N	−14B	3.5	22.5	22.5	7.00	1513	0.0
24	Kazemi, Radin	1520	IRI	=28N	−22B	+50N	=16B	+31B	=25N	−12N	3.5	22.0	22.0	8.50	618	-24.8
25	Amiri, Shayan	0	IRI	−5N	−12B	+47N	+40B	+37N	=24B	−11N	3.5	21.5	22.5	6.75	1313	0.0
26	Lashgari, Ahoora	1548	IRI	−33N	+42B	−22N	+39B	+19N	−17B	=28N	3.5	20.0	22.0	9.75	625	-53.6
27	Aghaaligol, Pooyan	0	IRI	−37N	+47B	+40N	−11B	−16N	+39B	=30B	3.5	17.5	18.5	6.50	710	0.0
28	Nourizad Chianeh, Arad	0	IRI	=24B	−16N	−?B	+49N	+32B	=31N	=26B	3.5	17.5	17.5	8.50	1425	0.0
29	Hashemi, Seyed Mohammadarman	1527	IRI	+42N	F	=8B	−4B	+22N	−3N	=15B	3.0	25.5	27.5	10.00	1411	-32.0
30	Zarei, Arad	0	IRI	+50N	=9B	−4N	−13N	+45B	−12B	=27N	3.0	25.0	25.0	6.25	1178	0.0
31	Taperashi, Sorena	0	IRI	=22N	F	+13B	−21B	−24N	=28B	+33N	3.0	21.5	21.5	11.00	1390	0.0
32	FIDE 536083160	0	—	−20N	+38B	−17N	+45B	−28N	+40B	−18N	3.0	19.5	21.5	6.00	689	0.0
33	Jafari, Mohammad	0	IRI	+26B	−10N	−3B	−?N	+48B	+44N	−31B	3.0	19.5	19.5	6.50	1347	0.0
34	FIDE 536083151	0	—	−21N	+50B	−9N	−38B	−40N	+46B	+37B	3.0	16.5	16.5	4.00	703	0.0
35	FIDE 428095928	0	—	−13B	−23N	=49B	=36N	−42N	+50B	+38N	3.0	15.0	15.0	3.50	627	0.0
36	FIDE 536083178	0	—	−11N	−45B	−38N	=35B	+49B	−43N	+48N	2.5	14.5	15.0	3.00	710	0.0
37	FIDE 536083208	0	—	+27B	F	+45N	−3N	−25B	−19B	−34N	2.0	22.5	24.5	5.50	649	0.0
38	Bakhtiari, Mobin	0	IRI	−6B	−32N	+36B	+34N	−41B	−14N	−35B	2.0	21.0	23.0	5.50	741	0.0
39	FIDE 536083186	0	—	−4N	−19B	F	−26N	+43B	−27N	+45B	2.0	20.5	20.5	4.00	714	0.0
40	Sadeghi, Aryan	0	IRI	−15B	+49N	−27B	−25N	+34B	−32N	F	2.0	19.0	19.5	3.50	636	0.0
41	Sarrafzadeh Ghadimi, Parsa	0	IRI	−17N	F	−23B	+46B	+38N	−22B	−19N	2.0	19.0	19.0	4.00	625	-37.6
42	FIDE 36797910	0	—	−29B	−26N	+48B	−14N	+35B	F	−20N	2.0	19.0	19.0	4.00	739	0.0
43	Ghahremani, Parham	0	IRI	+?N	−20B	−18N	−12B	−39N	+36B	F	2.0	19.0	19.0	2.50	1420	0.0
44	FIDE 536083216	0	—	F	−11B	+46N	−9B	−17N	−33B	+49N	2.0	19.0	19.0	2.50	663	0.0
45	FIDE 536083143	0	—	−7B	+36N	−37B	−32N	−30N	+48B	−39N	2.0	17.5	18.5	3.50	848	0.0
46	FIDE 428095847	0	—	−1B	+48N	−44B	−41N	−47B	−34N	+50N	2.0	15.0	15.0	1.00	706	0.0
47	FIDE 428092996	0	—	−14B	−27N	−25B	F	+46N	−20B	F	1.0	17.5	17.5	2.00	742	0.0
48	FIDE 428031199	0	—	−18N	−46B	−42N	+50B	−33N	−45N	−36B	1.0	15.5	15.5	0.00	693	0.0
49	FIDE 536083135	0	—	−2N	−40B	=35N	−28B	−36N	F	−44B	0.5	18.5	18.5	1.50	871	0.0
50	FIDE 536083119	0	—	−30B	−34N	−24B	−48N	F	−35N	−46B	0.0	15.5	15.5	0.00	702	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Aghazadeh, ArvinIRI
+62.8
5.5 pts · #5
2Kalhori, Mohammad AeenIRI
+52.8
5.5 pts · #11
3Pejhan, AryaIRI
+52.8
6.0 pts · #3

Top rating losers

1Khosravi Moghadam, RohamIRI
-64.8
4.0 pts · #36
2Lashgari, AhooraIRI
-53.6
3.5 pts · #45
3Sohrabi, ArianIRI
-40.0
4.5 pts · #25

Biggest upsets

R7+295 Elo gap
Kalhori, Mohammad Aeen1449 beat Aminalroaya, Mohammaddariush1744
R3+130 Elo gap
Khademi, Artin1418 beat Lashgari, Ahoora1548
R6+117 Elo gap
Hemmati, Houmaan1431 beat Lashgari, Ahoora1548